세분류 · NACE Rev. 2.1 / TEÁOR'25
37.00 하수 처리업
Sewerage
공식 해설 주석은 영어로 표시됩니다.
이 분류에 포함되는 것
- operation of wastewater treatment facilities for reuse (e.g. of agricultural, industrial and road cleaning wastewater or collected rainwater), or for artificial recharge or augmentation of groundwater bodies
- collection and transport of wastewater from users (e.g. households or industrial units)
- collection and transport of rainwater by means of sewerage networks, collectors, tanks and other means of transport (e.g. sewage vehicles, etc.)
- maintenance and cleaning of sewers and drains, including sewer rodding
이 분류에 추가로 포함되는 것
- freeze-drying of sewage sludge by wastewater treatment plants
- emptying and cleaning of cesspools and septic tanks, sinks and pits from sewage
- servicing of chemical toilets
이 분류에서 제외되는 것
- further treatment of sludge extracted from wastewater, see division 38
- decontamination of surface water and groundwater at the place of pollution, see 39.00
- construction or repair of sewerage systems, see 42.21
- cleaning and unblocking of drainpipes in buildings, see 43.22
- rental of portable toilets, see 77.39